000 00506nam a22001457a 4500
008 230620b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a624.121(082.2)
_bN0
245 _aWorkshop on rock mechanics 17-21 September 1990, New Delhi
_c/ Central Board of Irrigation and Power
260 _aNew Delhi;
_bTehri Hydro Development Corporation Ltd.,
_c1990
300 _a180p.
650 _aStability
653 _aTreatment
942 _2udc
_cPR
999 _c45047
_d45047